This bakery timeline infographic depicts the evolution of baking. In 2014, the world's oldest oven, estimated to be around 6500 years old, was discovered in Croatia. Bread baking first appeared in Ancient Greece about 600 BC. Baking is cooking in which you cook flour-based foods over a long period. An oven is often used for baking food, but there are a few other ways to bake food without using a range. When you think about baking, the first thing that comes to mind is bread. Cookies, cakes, muffins, and various other foods are also popular in baking. Egyptians were pioneers in baking, with evidence dating back to 2600 B.C. (Source Baking Times). Egyptians were the first to use yeast for baking bread.